Fleish, Sylvia2016-10-312016-10-3119451945b14683994(OCoLC)07825403(OCoLC)ocm07825403https://hdl.handle.net/2144/18828Thesis (Ed.M.)--Boston University, 1945. This item was digitized by the Internet Archive.en-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictionsThe formulation of the science principles that should become the objectives of general-science teaching in the junior high schoolThesis/Dissertation